Chapter 17: Structure And Movement: Glencoe Science: Life Science Question Preview (ID: 28625)


Chapter 17: Structure And Movement: Glencoe Science: Life Science. TEACHERS: click here for quick copy question ID numbers.

The outer layer of skin is called the ___.
a) glands
b) perspiration
c) pigment
d) epidermis

Food moves through your digestive system. What type of muscle makes this action happen?
a) involuntary muscles
b) cardiac muscles
c) skeletal muscles
d) voluntary muscles

What is the skin's most important function?
a) excretion
b) circulation
c) protection
d) color

Two or more bones come together at ___.
a) pores
b) melanin
c) joints
d) flexors

Bones protect your ___.
a) hair
b) internal organs
c) sense of smell
d) skin

Which two elements help make bones hard?
a) hydrogen and oxygne
b) calcium and phosphorus
c) sodium and chlorine
d) nitrogen and helium

___ makes movement easier by reducing friction that might happen if bones rubbed together.
a) Red marrow
b) Cartilage
c) Periosteum
d) Hinge joints

About how many bones does the human body have at birth?
a) 206
b) 506
c) 300
d) 94

About how many muscles are in your body?
a) 4
b) 600
c) 206
d) 5000

About how many bones are in an adult body?
a) 206
b) 506
c) 300
d) 94

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